Main varieties of Hongfeng

China Hongfeng, also known as Hongye Hairless Maple, is a small deciduous tree with a height of 9 meters, which is a variety of Acer truncatum. Its branches are smooth and slender, the single leaf is 5-7-lobed, palmately alternate, the leaves are oblong to lanceolate, the leaf margin has double serrations, and the young branches, petioles and flower stalks are all red. Purple flowers, terminal umbels, flowering in May. Elaeagnus mollis is hairless and ripens in 10 month.

Hongfeng likes light, avoids exposure to the scorching sun, likes warm and humid climate and deep fertile soil, is not tolerant of waterlogging, is slightly drought-resistant and cold-resistant, and can overwinter in most parts of China. The biggest feature of China Hongfeng is that its autumn color changes from normal green to red. In ancient times, the frost leaves were as red as fire in October and as red as flowers in February. However, most of China Hongfeng are planted seedlings, which have great variability, and the discoloration effect is obviously different with regional differences. Even the differences between different seedlings in the same place are great. Moreover, the color change is not very bright, the red color is not very positive, and there are always variegated colors, so the viewing effect is average.

Japanese red maple

Japanese red maple is also called Japanese red ribbon. Known as the Four Seasons Flame Maple. Japanese red maple is a small deciduous tree or shrub belonging to Acer of Aceraceae. Its crown is oblate or umbrella-shaped, palmately 5-7-lobed, ovate-lanceolate, with alternate leaves, sharp blade tips and serrated leaves. The leaves of this variety are red in spring, summer and autumn, and some varieties are very bright. In summer, with the increase of light, the photosynthesis of leaves is enhanced and tends to turn green gradually. The effect is not as good as that in spring and autumn, but the new leaves can remain red, but the color is darker, and the old leaves have turned dark green. Red maple trees in Japan are very small. They are generally used for landscaping.

American red maple

American red maple alias: red maple, northern red maple, North American red maple, swamp maple, Canadian red maple, brown sugar maple, scarlet maple. Acer of Aceraceae. Deciduous trees Main features: tree height 12- 18m, height up to 30M, crown width 10M, palm 3-5-lobed, the front of new leaves is pale red, then it turns green to dark green, the leaf length is 10CM, the leaf surface is bright green, and the back of the leaves is white, partly white. In spring, the new leaves are red, which is in harmony with the string of red flowers. In summer, the branches and leaves become turbid; In autumn, the leaves are bright red and last for a long time. The tree stands upright with a round crown. Small red flowers bloom in spring, and the fruit has wings and is red. This tree species grows rapidly, which is the fastest growing variety among all American red maple varieties. Habit characteristics: strong adaptability, cold tolerance, drought tolerance and humidity tolerance. China, Beijing, Hebei, Shandong, Liaoning, Jilin, Henan, Shaanxi, Anhui, Jiangsu, Shanghai, Zhejiang, Jiangxi, Hunan, Hubei, Yunnan, Sichuan, Xinjiang and other places have more suitable climates. Every autumn, the pure improved red maple can stably present a gorgeous red leaf effect, and the acidic to neutral soil makes the autumn color more beautiful.

American improved red maple

American improved Acer truncatum is the general name of horticultural varieties selected from red maple, Acer truncatum and Acer truncatum. It has a series of improved varieties, which are tall deciduous trees with a height of 18-25M, an oval crown and a crown width of 12- 15M. Strong cold resistance, resistant to -35℃, suitable for neutral and slightly acidic or slightly alkaline soil. The growth rate is relatively fast, with an average annual growth of 80cm- 120cm (depending on soil and water fertility). It blooms in spring with red spikes and pale red pinnate seeds. Palm-shaped leaves, about 5- 10cm long, light red buds in spring, green in summer, bright red in autumn, long coloring period and late defoliation. The trunk is straight, dark brown, hard and good in texture. Healthy American improved red maple is basically unaffected by pests and diseases, and its life span is about 100 years. The improved red maple series needs asexual propagation (such as tissue culture, grafting, cutting, etc. ). American improved red maple is the first choice for road greening in developed countries, and Japan and South Korea import a lot from the United States every year. This tree species is the best choice for leisure parks, living quarters, hospitals and road greening and beautification. In the process of cultivation, American improved red maple has formed many excellent varieties with different performance types. The improved red maple introduced in early China mainly includes American autumn red maple, American sunset maple and American Qiu Feng in October, each with its own characteristics. It can give people a brand-new visual impact in autumn.